Janghoon Seo retired in March 2013 with a milestone of scoring 13,231 points and grabbing 5,235 rebounds in Korea’s Pro Basketball League. He was the first to hold a record of 10,000 points and 5,000 rebounds in Korean Basketball League, thus having the nickname of ‘center of Korea.’ After his retirement, he appeared in 2013 MBC ‘Infinite Challenge’ and started his career as an entertainer. Then in 2014, beginning with MBC ‘Four Sons and One Daughter’, he has been on many shows. Now, he has been playing valuable roles in popular shows such as JTBC 'Knowing Bros', SBS 'My Naughty Son' and so on.